.middle {
    width: 1000px;
    height: 800px;
    margin: 50px auto;
    border: 1px solid red;
    position: relative;
}

.middle > div:first-child {
    border-bottom: 1px solid red;
    height: 60px;
    color: #e69137;
    font-size: 30px;
}

.middle > div:first-child > div:first-child {
    padding: 10px;
    float: left;
}

.middle > div:first-child > div:nth-child(2) {
    /*padding:0 10px;*/
    float: right;
    display: flex;
    height: 60px;
    line-height: 60px;
    justify-content: center;

}

.middle > div:first-child > div:nth-child(2) div {
    padding: 0 10px;
}

.middle > div:first-child > div:nth-child(2) div:hover {
    background-color: #e69137;
    color: white;
}

/*-----------------新闻内容------------------------*/
.middle > div:nth-child(2) {
    padding: 10px;
}

.middle > div:nth-child(2) > div {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
    font-size: 20px;
    border-bottom: 1px solid red;
}

.middle > div:nth-child(2) > div > div:first-child {
    display: flex;
    justify-content: flex-start;

}
